Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Dushyant A. Viswanathan, MD

Works at hospitals in Los Angeles, CA · California

Summary

Dushyant A. Viswanathan, MD (Internal Medicine) is listed by Medicare at 1 hospital in Los Angeles, CA. NPI 1285897421. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Dushyant A. Viswanathan, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
20Years since medical school (graduated 2006)
MaleGender (as listed)
Hospitalist Group of Montebello IncGroup practice (+2 more)

Quick answers

Which hospitals does Dushyant A. Viswanathan work at?
Medicare's official clinician data lists Dushyant A. Viswanathan at 1 hospital: East Los Angeles Doctors Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Dushyant A. Viswanathan see patients?
Medicare's clinician data lists 6 practice locations, including Columbia, MD, Charleston, SC and S El Monte, CA. Call before your visit to confirm the address.
What is Dushyant A. Viswanathan's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Dushyant A. Viswanathan accept Medicare assignment?
Yes. Medicare's clinician data says Dushyant A. Viswanathan accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
Does Dushyant A. Viswanathan offer telehealth?
Medicare's clinician data says Dushyant A. Viswanathan offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Dushyant A. Viswanathan?
(888) 250-2246, as listed in official Medicare / NPI Registry data.
What is Dushyant A. Viswanathan's NPI number?
1285897421. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Dushyant A. Viswanathan works

Medicare's Facility Affiliation Data lists Dushyant A. Viswanathan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Dushyant A. Viswanathan is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.

Group practices

Medicare enrollment lists Dushyant A. Viswanathan as a member of these groups (CMS data updated 2026-10-02).

  • Hospitalist Group of Montebello Inc58 clinicians in the group
  • Doctors on the Go Inc.4 clinicians in the group
  • Prowellness Healthcare Inc4 clinicians in the group

Specialties

Find other Internal Medicine doctors in Maryland →

Other internal medicine doctors in Columbia

Clinicians with the same Medicare primary specialty in Columbia, MD — not a recommendation.

All internal medicine doctors in Columbia →

Clinician information

CredentialMD
Graduation year2006
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1285897421
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians